fix: canonicalize root path for module inference, fix crate-to-module mapping

crates/domain/src/value_objects/source/module_name.rs

@@ -20,8 +20,10 @@ impl ModuleName {
         root: &Path,
         module_mappings: &HashMap<String, String>,
     ) -> Option<Self> {
+        let canonical_root = root.canonicalize().unwrap_or_else(|_| root.to_path_buf());
+        let root_str = canonical_root.to_str().unwrap_or("");
         let relative = file_path
-            .strip_prefix(root.to_str().unwrap_or(""))
+            .strip_prefix(root_str)
             .unwrap_or(file_path)
             .trim_start_matches('/');